internal static string ToJson(ProximityParam param)
{
if (param == null)
{
return null;
}
string json = "{";
List<string> list = new List<string>();
list.Add(string.Format("\"highlight\":null"));
if (param.NetworkParams != null)
{
list.Add(string.Format("\"networkParams\":{0}", NetworkParams.ToJson(param.NetworkParams)));
}
else
{
list.Add(string.Format("\"networkParams\":null"));
}
if (!string.IsNullOrEmpty(param.FacilityFilter))
{
list.Add(string.Format("\"facilityFilter\":\"{0}\"", param.FacilityFilter));
}
else
{
list.Add("\"facilityFilter\":\"\"");
}
if (!string.IsNullOrEmpty(param.FacilityLayer))
{
list.Add(string.Format("\"facilityLayer\":\"{0}\"", param.FacilityLayer));
}
else
{
list.Add("\"facilityLayer\":\"\"");
}
list.Add(string.Format("\"isFromEvent\":{0}", param.IsFromEvent.ToString().ToLower()));
list.Add(string.Format("\"maxRadius\":{0}", param.MaxRadius));
list.Add(string.Format("\"facilityCount\":{0}", param.FacilityCount));
json += string.Join(",", list.ToArray());
json += "}";
return json;
}
private void FindClosestFacility_Click(object sender, RoutedEventArgs e)
{
//为最近设施分析设置参数
NetworkSetting networkSetting = new NetworkSetting
{
NodeIDField = "SmNodeID",
NetworkLayerName = "RoadNet@changchun",
EdgeIDField = "SmEdgeID",
FTWeightField = "SmLength",
TFWeightField = "SmLength"
};
NetworkParams networkParams = new NetworkParams
{
Tolerance = 1000,
NetworkSetting = networkSetting
};
ProximityParam proximityParam = new ProximityParam
{
FacilityCount = 2,
MaxRadius = 100000,
FacilityLayer = "School@changchun",
IsFromEvent = true,
NetworkParams = networkParams,
};
ClosestFacilityParameters closestFacilityParamters = new ClosestFacilityParameters
{
MapName = "changchun",
Point = eventp,
ProximityParam = proximityParam
};
//最近设施分析
ClosestFacilityService service = new ClosestFacilityService("http://localhost/IS/AjaxDemo");
service.ProcessAsync(closestFacilityParamters);
service.ProcessCompleted += new EventHandler<ProximityEventArgs>(service_ProcessCompleted);
service.Failed += new EventHandler<ServiceFailedEventArgs>(service_Failed);
}